utils-std

commit: ba20c714439833b7ac0cba723ae397400c8a9132
parent a993092bcd87f3f1c636d3667fcaf9411b106a4e
Author: Haelwenn (lanodan) Monnier <contact@hacktivis.me>
Date:   Sun, 28 Jul 2024 00:30:44 +0200

cmd/chmod: Add getopt_long compatibility

Diffstat:
M
cmd/chmod.c
18
++++++++++++++++++

1 file changed, 18 insertions(+), 0 deletions(-)
diff --git a/cmd/chmod.c b/cmd/chmod.c
@@ -21,6 +21,9 @@
 #include <string.h>   // strerror
 #include <sys/stat.h> // chmod, fstatat, S_ISDIR
 #include <unistd.h>   // getopt
+#ifdef HAS_GETOPT_LONG
+#include <getopt.h>
+#endif
 
 bool opt_c = false, opt_v = false;
 
@@ -167,7 +170,22 @@ main(int argc, char *argv[])
 	bool opt_R = false;
 
 	int c = -1;
+#ifdef HAS_GETOPT_LONG
+	// Strictly for GNUisms compatibility so no long-only options
+	// clang-format off
+	static struct option opts[] = {
+		{"changes", no_argument, 0, 'c'},
+		{"recursive", no_argument, 0, 'R'},
+		{"verbose", no_argument, 0, 'v'},
+		{0, 0, 0, 0},
+	};
+	// clang-format on
+
+	// Need + as first character to get POSIX-style option parsing
+	while((c = getopt_long(argc, argv, "+:cRv", opts, NULL)) != -1)
+#else
 	while((c = getopt(argc, argv, ":cRv")) != -1)
+#endif
 	{
 		switch(c)
 		{